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J. ZWICKY May 27, 1930.

FILTER Filed Sept. 26, 1925 two' s'ides (if-each"strainin glfi embr;anda 7 I alve fitting'said seati n'g fol rhed in'twO parts; i I 1' V. fpressed apart'by.afspring,.ojie of saidjparts V w 2' being rtversibleend for'end whereby the liq uidmay be passed th bugh; eitherone or;th'eother (if said sti a'iningmembersinronedi 7 1' ,fc'a'ctioni or.thioughboth bf said straining l members in the same (iii-Action,

t In; testimonywh ereoffIhaye sightl Q I V name tdthis specification; Vw v go: Y I Q

